Mason Road Dam
Key Takeaway
Mason Road Dam is classified as low hazard in Massachusetts. It was completed in 1870 and is 156 years old. Its primary use is other.
Physical Details
| Dam Height | 11 ft (taller than 25.5% in MA) |
| Dam Length | 150 ft |
| Dam Type | Masonry |
| Max Storage | 70 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 43 sq mi |
| Year Completed | 1870 (156 years old) |
| NID ID | MA00747 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
JOHN M. AND BARBARA DELANEY
Private
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Significant Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Mason Road Dam?
Mason Road Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mason Road Dam?
Mason Road Dam is owned by JOHN M. AND BARBARA DELANEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mason Road Dam built?
Mason Road Dam was completed in 1870, making it 156 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Mason Road Dam?
Mason Road Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mason Road Dam?
Mason Road Dam has a dam height of 11 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Mason Road Dam last inspected?
Mason Road Dam was last inspected on June 4, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.